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From build...@apache.org
Subject svn commit: r811231 [19/22] - in /websites/staging/chemistry/trunk/content: ./ java/0.7.0/maven/chemistry-opencmis-server/ java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/ java/0.7.0/maven/chemistry-opencmis-server/chemistr...
Date Tue, 03 Apr 2012 05:01:34 GMT
Added: websites/staging/chemistry/trunk/content/java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/xref/org/apache/chemistry/opencmis/server/support/query/QueryObject.html
==============================================================================
--- websites/staging/chemistry/trunk/content/java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/xref/org/apache/chemistry/opencmis/server/support/query/QueryObject.html (added)
+++ websites/staging/chemistry/trunk/content/java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/xref/org/apache/chemistry/opencmis/server/support/query/QueryObject.html Tue Apr  3 05:01:30 2012
@@ -0,0 +1,610 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
+<title>QueryObject xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../../../stylesheet.css" />
+</head>
+<body>
+<pre>
+
+<a name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
+<a name="2" href="#2">2</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a name="3" href="#3">3</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
+<a name="4" href="#4">4</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a name="5" href="#5">5</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
+<a name="6" href="#6">6</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a name="7" href="#7">7</a>   <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a name="8" href="#8">8</a>   <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</em>
+<a name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
+<a name="10" href="#10">10</a>  <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
+<a name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
+<a name="12" href="#12">12</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a name="13" href="#13">13</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a name="14" href="#14">14</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a name="15" href="#15">15</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
+<a name="16" href="#16">16</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a name="17" href="#17">17</a>  <em class="jxr_comment"> * under the License.</em>
+<a name="18" href="#18">18</a>  <em class="jxr_comment"> */</em>
+<a name="19" href="#19">19</a>  <strong class="jxr_keyword">package</strong> org.apache.chemistry.opencmis.server.support.query;
+<a name="20" href="#20">20</a>  
+<a name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
+<a name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.util.Collections;
+<a name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
+<a name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.util.LinkedHashMap;
+<a name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.util.LinkedList;
+<a name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.util.List;
+<a name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
+<a name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.util.Map.Entry;
+<a name="29" href="#29">29</a>  
+<a name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.tree.Tree;
+<a name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.definitions.TypeDefinition;
+<a name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.server.support.TypeManager;
+<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.server.support.TypeValidator;
+<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.logging.Log;
+<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.logging.LogFactory;
+<a name="36" href="#36">36</a>  
+<a name="37" href="#37">37</a>  
+<a name="38" href="#38">38</a>  <em class="jxr_javadoccomment">/**</em>
+<a name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * QueryObject is a class used to encapsulate a CMIS query. It is created from</em>
+<a name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * an ANTLR parser on an incoming query string. During parsing various</em>
+<a name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * informations are collected and stored in objects suitable for evaluating the</em>
+<a name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * query (like selected properties, effected types and order statements. A query</em>
+<a name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * evaluator can use this information to perform the query and build the result.</em>
+<a name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> */</em>
+<a name="45" href="#45">45</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">QueryObject</a> {
+<a name="46" href="#46">46</a>  
+<a name="47" href="#47">47</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Log LOG = LogFactory.getLog(QueryObject.<strong class="jxr_keyword">class</strong>);
+<a name="48" href="#48">48</a>  
+<a name="49" href="#49">49</a>      <em class="jxr_comment">// For error handling see:</em>
+<a name="50" href="#50">50</a>      <em class="jxr_comment">// http://www.antlr.org/pipermail/antlr-interest/2008-April/027600.html</em>
+<a name="51" href="#51">51</a>      <em class="jxr_comment">// select part</em>
+<a name="52" href="#52">52</a>      <strong class="jxr_keyword">protected</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/TypeManager.html">TypeManager</a> typeMgr;
+<a name="53" href="#53">53</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> List&lt;CmisSelector&gt; selectReferences = <strong class="jxr_keyword">new</strong> ArrayList&lt;CmisSelector&gt;();
+<a name="54" href="#54">54</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> List&lt;CmisSelector&gt; whereReferences = <strong class="jxr_keyword">new</strong> ArrayList&lt;CmisSelector&gt;();
+<a name="55" href="#55">55</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> List&lt;CmisSelector&gt; joinReferences = <strong class="jxr_keyword">new</strong> ArrayList&lt;CmisSelector&gt;();
+<a name="56" href="#56">56</a>      <em class="jxr_comment">// --&gt; Join not implemented yet</em>
+<a name="57" href="#57">57</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Map&lt;String, CmisSelector&gt; colOrFuncAlias = <strong class="jxr_keyword">new</strong> HashMap&lt;String, CmisSelector&gt;();
+<a name="58" href="#58">58</a>  
+<a name="59" href="#59">59</a>      <em class="jxr_comment">// from part</em>
+<a name="60" href="#60">60</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> map from alias name to type query name */</em>
+<a name="61" href="#61">61</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Map&lt;String, String&gt; froms = <strong class="jxr_keyword">new</strong> LinkedHashMap&lt;String, String&gt;();
+<a name="62" href="#62">62</a>  
+<a name="63" href="#63">63</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> main from alias name */</em>
+<a name="64" href="#64">64</a>      <strong class="jxr_keyword">protected</strong> String from = <strong class="jxr_keyword">null</strong>;
+<a name="65" href="#65">65</a>  
+<a name="66" href="#66">66</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> List&lt;JoinSpec&gt; joinSpecs = <strong class="jxr_keyword">new</strong> LinkedList&lt;JoinSpec&gt;();
+<a name="67" href="#67">67</a>  
+<a name="68" href="#68">68</a>      <em class="jxr_comment">// where part</em>
+<a name="69" href="#69">69</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Map&lt;Integer, CmisSelector&gt; columnReferences = <strong class="jxr_keyword">new</strong> HashMap&lt;Integer, CmisSelector&gt;();
+<a name="70" href="#70">70</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Map&lt;Integer, String&gt; typeReferences = <strong class="jxr_keyword">new</strong> HashMap&lt;Integer, String&gt;();
+<a name="71" href="#71">71</a>  
+<a name="72" href="#72">72</a>      <em class="jxr_comment">// order by part</em>
+<a name="73" href="#73">73</a>      <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> List&lt;SortSpec&gt; sortSpecs = <strong class="jxr_keyword">new</strong> ArrayList&lt;SortSpec&gt;();
+<a name="74" href="#74">74</a>  
+<a name="75" href="#75">75</a>      <strong class="jxr_keyword">private</strong> String errorMessage;
+<a name="76" href="#76">76</a>  
+<a name="77" href="#77">77</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">JoinSpec</a> {
+<a name="78" href="#78">78</a>  
+<a name="79" href="#79">79</a>          <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> INNER / LEFT / RIGHT */</em>
+<a name="80" href="#80">80</a>          <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> String kind;
+<a name="81" href="#81">81</a>  
+<a name="82" href="#82">82</a>          <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Alias or full table type */</em>
+<a name="83" href="#83">83</a>          <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> String alias;
+<a name="84" href="#84">84</a>  
+<a name="85" href="#85">85</a>          <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> onLeft;
+<a name="86" href="#86">86</a>  
+<a name="87" href="#87">87</a>          <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> onRight;
+<a name="88" href="#88">88</a>  
+<a name="89" href="#89">89</a>          <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">JoinSpec</a>(String kind, String alias) {
+<a name="90" href="#90">90</a>              <strong class="jxr_keyword">this</strong>.kind = kind;
+<a name="91" href="#91">91</a>              <strong class="jxr_keyword">this</strong>.alias = alias;
+<a name="92" href="#92">92</a>          }
+<a name="93" href="#93">93</a>  
+<a name="94" href="#94">94</a>          <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setSelectors(<a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> onLeft, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> onRight) {
+<a name="95" href="#95">95</a>              <strong class="jxr_keyword">this</strong>.onLeft = onLeft;
+<a name="96" href="#96">96</a>              <strong class="jxr_keyword">this</strong>.onRight = onRight;
+<a name="97" href="#97">97</a>          }
+<a name="98" href="#98">98</a>  
+<a name="99" href="#99">99</a>          @Override
+<a name="100" href="#100">100</a>         <strong class="jxr_keyword">public</strong> String toString() {
+<a name="101" href="#101">101</a>             <strong class="jxr_keyword">return</strong> <span class="jxr_string">"JoinReference("</span> + kind + <span class="jxr_string">","</span> + alias + <span class="jxr_string">","</span> + onLeft + <span class="jxr_string">","</span>
+<a name="102" href="#102">102</a>                     + onRight + <span class="jxr_string">")"</span>;
+<a name="103" href="#103">103</a>         }
+<a name="104" href="#104">104</a>     }
+<a name="105" href="#105">105</a> 
+<a name="106" href="#106">106</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">SortSpec</a> {
+<a name="107" href="#107">107</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> ascending;
+<a name="108" href="#108">108</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> Integer colRefKey; <em class="jxr_comment">// key in columnReferencesMap point to column</em>
+<a name="109" href="#109">109</a>                                     <em class="jxr_comment">// descriptions</em>
+<a name="110" href="#110">110</a> 
+<a name="111" href="#111">111</a>         <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">SortSpec</a>(Integer key, <strong class="jxr_keyword">boolean</strong> ascending) {
+<a name="112" href="#112">112</a>             <strong class="jxr_keyword">this</strong>.colRefKey = key;
+<a name="113" href="#113">113</a>             <strong class="jxr_keyword">this</strong>.ascending = ascending;
+<a name="114" href="#114">114</a>         }
+<a name="115" href="#115">115</a> 
+<a name="116" href="#116">116</a>         <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> getSelector() {
+<a name="117" href="#117">117</a>             <strong class="jxr_keyword">return</strong> columnReferences.get(colRefKey);
+<a name="118" href="#118">118</a>         }
+<a name="119" href="#119">119</a> 
+<a name="120" href="#120">120</a>         <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isAscending() {
+<a name="121" href="#121">121</a>             <strong class="jxr_keyword">return</strong> ascending;
+<a name="122" href="#122">122</a>         }
+<a name="123" href="#123">123</a>     }
+<a name="124" href="#124">124</a> 
+<a name="125" href="#125">125</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">QueryObject</a>() {
+<a name="126" href="#126">126</a>     }
+<a name="127" href="#127">127</a> 
+<a name="128" href="#128">128</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">QueryObject</a>(<a href="../../../../../../../org/apache/chemistry/opencmis/server/support/TypeManager.html">TypeManager</a> tm) {
+<a name="129" href="#129">129</a>         typeMgr = tm;
+<a name="130" href="#130">130</a>     }
+<a name="131" href="#131">131</a> 
+<a name="132" href="#132">132</a>     <strong class="jxr_keyword">public</strong> Map&lt;Integer, CmisSelector&gt; getColumnReferences() {
+<a name="133" href="#133">133</a>         <strong class="jxr_keyword">return</strong> Collections.unmodifiableMap(columnReferences);
+<a name="134" href="#134">134</a>     }
+<a name="135" href="#135">135</a> 
+<a name="136" href="#136">136</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> getColumnReference(Integer token) {
+<a name="137" href="#137">137</a>         <strong class="jxr_keyword">return</strong> columnReferences.get(token);
+<a name="138" href="#138">138</a>     }
+<a name="139" href="#139">139</a> 
+<a name="140" href="#140">140</a>     <strong class="jxr_keyword">public</strong> String getTypeReference(Integer token) {
+<a name="141" href="#141">141</a>         <strong class="jxr_keyword">return</strong> typeReferences.get(token);
+<a name="142" href="#142">142</a>     }
+<a name="143" href="#143">143</a> 
+<a name="144" href="#144">144</a>     <strong class="jxr_keyword">public</strong> String getErrorMessage() {
+<a name="145" href="#145">145</a>         <strong class="jxr_keyword">return</strong> errorMessage;
+<a name="146" href="#146">146</a>     }
+<a name="147" href="#147">147</a> 
+<a name="148" href="#148">148</a>     <em class="jxr_comment">// ///////////////////////////////////////////////////////</em>
+<a name="149" href="#149">149</a>     <em class="jxr_comment">// SELECT part</em>
+<a name="150" href="#150">150</a> 
+<a name="151" href="#151">151</a>     <em class="jxr_comment">// public accessor methods</em>
+<a name="152" href="#152">152</a>     <strong class="jxr_keyword">public</strong> List&lt;CmisSelector&gt; getSelectReferences() {
+<a name="153" href="#153">153</a>         <strong class="jxr_keyword">return</strong> selectReferences;
+<a name="154" href="#154">154</a>     }
+<a name="155" href="#155">155</a> 
+<a name="156" href="#156">156</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addSelectReference(Tree node, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> selRef) {
+<a name="157" href="#157">157</a>         selectReferences.add(selRef);
+<a name="158" href="#158">158</a>         columnReferences.put(node.getTokenStartIndex(), selRef);
+<a name="159" href="#159">159</a>     }
+<a name="160" href="#160">160</a> 
+<a name="161" href="#161">161</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addAlias(String aliasName, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> aliasRef) {
+<a name="162" href="#162">162</a>         LOG.debug(<span class="jxr_string">"add alias: "</span> + aliasName + <span class="jxr_string">" for: "</span> + aliasRef);
+<a name="163" href="#163">163</a>         <strong class="jxr_keyword">if</strong> (colOrFuncAlias.containsKey(aliasName)) {
+<a name="164" href="#164">164</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(<span class="jxr_string">"You cannot use name "</span> + aliasName
+<a name="165" href="#165">165</a>                     + <span class="jxr_string">" more than once as alias in a select."</span>);
+<a name="166" href="#166">166</a>         } <strong class="jxr_keyword">else</strong> {
+<a name="167" href="#167">167</a>             aliasRef.setAliasName(aliasName);
+<a name="168" href="#168">168</a>             colOrFuncAlias.put(aliasName, aliasRef);
+<a name="169" href="#169">169</a>         }
+<a name="170" href="#170">170</a>     }
+<a name="171" href="#171">171</a> 
+<a name="172" href="#172">172</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> getSelectAlias(String aliasName) {
+<a name="173" href="#173">173</a>         <strong class="jxr_keyword">return</strong> colOrFuncAlias.get(aliasName);
+<a name="174" href="#174">174</a>     }
+<a name="175" href="#175">175</a> 
+<a name="176" href="#176">176</a>     <em class="jxr_comment">// ///////////////////////////////////////////////////////</em>
+<a name="177" href="#177">177</a>     <em class="jxr_comment">// FROM part</em>
+<a name="178" href="#178">178</a> 
+<a name="179" href="#179">179</a>     <strong class="jxr_keyword">public</strong> String addType(String aliasName, String typeQueryName) {
+<a name="180" href="#180">180</a>         <strong class="jxr_keyword">try</strong> {
+<a name="181" href="#181">181</a>             LOG.debug(<span class="jxr_string">"add alias: "</span> + aliasName + <span class="jxr_string">" for: "</span> + typeQueryName);
+<a name="182" href="#182">182</a>             <strong class="jxr_keyword">if</strong> (froms.containsKey(aliasName)) {
+<a name="183" href="#183">183</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(<span class="jxr_string">"You cannot use name "</span> + aliasName
+<a name="184" href="#184">184</a>                         + <span class="jxr_string">" more than once as alias in a from part."</span>);
+<a name="185" href="#185">185</a>             }
+<a name="186" href="#186">186</a>             <strong class="jxr_keyword">if</strong> (aliasName == <strong class="jxr_keyword">null</strong>) {
+<a name="187" href="#187">187</a>                 aliasName = typeQueryName;
+<a name="188" href="#188">188</a>             }
+<a name="189" href="#189">189</a>             froms.put(aliasName, typeQueryName);
+<a name="190" href="#190">190</a>             <strong class="jxr_keyword">if</strong> (from == <strong class="jxr_keyword">null</strong>) {
+<a name="191" href="#191">191</a>                 from = aliasName;
+<a name="192" href="#192">192</a>             }
+<a name="193" href="#193">193</a>             <strong class="jxr_keyword">return</strong> aliasName;
+<a name="194" href="#194">194</a>         } <strong class="jxr_keyword">catch</strong> (CmisQueryException cqe) {
+<a name="195" href="#195">195</a>             errorMessage = cqe.getMessage(); <em class="jxr_comment">// preserve message</em>
+<a name="196" href="#196">196</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; <em class="jxr_comment">// indicate an error to ANTLR so that it generates FailedPredicateException</em>
+<a name="197" href="#197">197</a>         }
+<a name="198" href="#198">198</a>     }
+<a name="199" href="#199">199</a> 
+<a name="200" href="#200">200</a>     <strong class="jxr_keyword">public</strong> String getMainTypeAlias() {
+<a name="201" href="#201">201</a>         <strong class="jxr_keyword">return</strong> from;
+<a name="202" href="#202">202</a>     }
+<a name="203" href="#203">203</a> 
+<a name="204" href="#204">204</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, String&gt; getTypes() {
+<a name="205" href="#205">205</a>         <strong class="jxr_keyword">return</strong> Collections.unmodifiableMap(froms);
+<a name="206" href="#206">206</a>     }
+<a name="207" href="#207">207</a> 
+<a name="208" href="#208">208</a>     <strong class="jxr_keyword">public</strong> String getTypeQueryName(String qualifier) {
+<a name="209" href="#209">209</a>         <strong class="jxr_keyword">return</strong> froms.get(qualifier);
+<a name="210" href="#210">210</a>     }
+<a name="211" href="#211">211</a> 
+<a name="212" href="#212">212</a>     <strong class="jxr_keyword">public</strong> TypeDefinition getTypeDefinitionFromQueryName(String queryName) {
+<a name="213" href="#213">213</a>         <strong class="jxr_keyword">return</strong> typeMgr.getTypeByQueryName(queryName);
+<a name="214" href="#214">214</a>     }
+<a name="215" href="#215">215</a> 
+<a name="216" href="#216">216</a>     <strong class="jxr_keyword">public</strong> TypeDefinition getParentType(TypeDefinition td) {
+<a name="217" href="#217">217</a>         String parentType = td.getParentTypeId();
+<a name="218" href="#218">218</a>         <strong class="jxr_keyword">return</strong> parentType == <strong class="jxr_keyword">null</strong> ? <strong class="jxr_keyword">null</strong> : typeMgr.getTypeById(parentType).getTypeDefinition();
+<a name="219" href="#219">219</a>     }
+<a name="220" href="#220">220</a> 
+<a name="221" href="#221">221</a>     <strong class="jxr_keyword">public</strong> TypeDefinition getParentType(String typeId) {
+<a name="222" href="#222">222</a>         TypeDefinition td = typeMgr.getTypeById(typeId).getTypeDefinition();
+<a name="223" href="#223">223</a>         String parentType = td == <strong class="jxr_keyword">null</strong> ? <strong class="jxr_keyword">null</strong> : td.getParentTypeId();
+<a name="224" href="#224">224</a>         <strong class="jxr_keyword">return</strong> parentType == <strong class="jxr_keyword">null</strong> ? <strong class="jxr_keyword">null</strong> : typeMgr.getTypeById(parentType).getTypeDefinition();
+<a name="225" href="#225">225</a>     }
+<a name="226" href="#226">226</a> 
+<a name="227" href="#227">227</a>     <strong class="jxr_keyword">public</strong> TypeDefinition getMainFromName() {
+<a name="228" href="#228">228</a>         <em class="jxr_comment">// as we don't support JOINS take first type</em>
+<a name="229" href="#229">229</a>         String queryName = froms.values().iterator().next();
+<a name="230" href="#230">230</a>         TypeDefinition td = getTypeDefinitionFromQueryName(queryName);
+<a name="231" href="#231">231</a>         <strong class="jxr_keyword">return</strong> td;
+<a name="232" href="#232">232</a>     }
+<a name="233" href="#233">233</a> 
+<a name="234" href="#234">234</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="235" href="#235">235</a> <em class="jxr_javadoccomment">     * return a map of all columns that have been requested in the SELECT part</em>
+<a name="236" href="#236">236</a> <em class="jxr_javadoccomment">     * of the statement.</em>
+<a name="237" href="#237">237</a> <em class="jxr_javadoccomment">     *</em>
+<a name="238" href="#238">238</a> <em class="jxr_javadoccomment">     * @return a map with a String as a key and value. key is the alias if </em>
+<a name="239" href="#239">239</a> <em class="jxr_javadoccomment">     * an alias was given or the query name otherwise. value is the query </em>
+<a name="240" href="#240">240</a> <em class="jxr_javadoccomment">     * name of the property.</em>
+<a name="241" href="#241">241</a> <em class="jxr_javadoccomment">     */</em>
+<a name="242" href="#242">242</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, String&gt; getRequestedPropertiesByAlias() {
+<a name="243" href="#243">243</a>         <strong class="jxr_keyword">return</strong> getRequestedProperties(<strong class="jxr_keyword">true</strong>);
+<a name="244" href="#244">244</a>     }
+<a name="245" href="#245">245</a>     
+<a name="246" href="#246">246</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="247" href="#247">247</a> <em class="jxr_javadoccomment">     * return a map of all columns that have been requested in the SELECT part</em>
+<a name="248" href="#248">248</a> <em class="jxr_javadoccomment">     * of the statement.</em>
+<a name="249" href="#249">249</a> <em class="jxr_javadoccomment">     *</em>
+<a name="250" href="#250">250</a> <em class="jxr_javadoccomment">     * @return a map with a String as a key and value. key is the query name of</em>
+<a name="251" href="#251">251</a> <em class="jxr_javadoccomment">     *         the property, value is the alias if an alias was given or the</em>
+<a name="252" href="#252">252</a> <em class="jxr_javadoccomment">     *         query name otherwise.</em>
+<a name="253" href="#253">253</a> <em class="jxr_javadoccomment">     *         </em>
+<a name="254" href="#254">254</a> <em class="jxr_javadoccomment">     * @deprecated  Use getRequestedPropertiesByAlias instead.</em>
+<a name="255" href="#255">255</a> <em class="jxr_javadoccomment">     */</em>
+<a name="256" href="#256">256</a>     @Deprecated
+<a name="257" href="#257">257</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, String&gt; getRequestedProperties() {
+<a name="258" href="#258">258</a>         <strong class="jxr_keyword">return</strong> getRequestedProperties(false);
+<a name="259" href="#259">259</a>     }
+<a name="260" href="#260">260</a>     
+<a name="261" href="#261">261</a>     <strong class="jxr_keyword">private</strong> Map&lt;String, String&gt; getRequestedProperties(<strong class="jxr_keyword">boolean</strong> byAlias) {
+<a name="262" href="#262">262</a> 
+<a name="263" href="#263">263</a>         Map&lt;String, String&gt; res = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
+<a name="264" href="#264">264</a>         <strong class="jxr_keyword">for</strong> (CmisSelector sel : selectReferences) {
+<a name="265" href="#265">265</a>             <strong class="jxr_keyword">if</strong> (sel instanceof ColumnReference) {
+<a name="266" href="#266">266</a>                 <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef = (ColumnReference) sel;
+<a name="267" href="#267">267</a>                 String key = colRef.getPropertyId();
+<a name="268" href="#268">268</a>                 <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == key)
+<a name="269" href="#269">269</a>                  {
+<a name="270" href="#270">270</a>                     key = colRef.getPropertyQueryName(); <em class="jxr_comment">// happens for *</em>
+<a name="271" href="#271">271</a>                 }
+<a name="272" href="#272">272</a>                 String propDescr = colRef.getAliasName() == <strong class="jxr_keyword">null</strong> ? colRef.getPropertyQueryName() : colRef
+<a name="273" href="#273">273</a>                         .getAliasName();
+<a name="274" href="#274">274</a>                 <strong class="jxr_keyword">if</strong> (byAlias)
+<a name="275" href="#275">275</a>                     res.put(propDescr, key);
+<a name="276" href="#276">276</a>                 <strong class="jxr_keyword">else</strong>
+<a name="277" href="#277">277</a>                     res.put(key, propDescr);
+<a name="278" href="#278">278</a>             }
+<a name="279" href="#279">279</a>         }
+<a name="280" href="#280">280</a>         <strong class="jxr_keyword">return</strong> res;
+<a name="281" href="#281">281</a>     }
+<a name="282" href="#282">282</a> 
+<a name="283" href="#283">283</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="284" href="#284">284</a> <em class="jxr_javadoccomment">     * return a map of all functions that have been requested in the SELECT part</em>
+<a name="285" href="#285">285</a> <em class="jxr_javadoccomment">     * of the statement.</em>
+<a name="286" href="#286">286</a> <em class="jxr_javadoccomment">     *</em>
+<a name="287" href="#287">287</a> <em class="jxr_javadoccomment">     * @return a map with a String as a key and value. key is the function name</em>
+<a name="288" href="#288">288</a> <em class="jxr_javadoccomment">     *         of the property, value is the alias if an alias was given or the</em>
+<a name="289" href="#289">289</a> <em class="jxr_javadoccomment">     *         function name otherwise.</em>
+<a name="290" href="#290">290</a> <em class="jxr_javadoccomment">     *         </em>
+<a name="291" href="#291">291</a> <em class="jxr_javadoccomment">     * @deprecated  Use getRequestedPropertiesByAlias instead.</em>
+<a name="292" href="#292">292</a> <em class="jxr_javadoccomment">     */</em>
+<a name="293" href="#293">293</a>     @Deprecated
+<a name="294" href="#294">294</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, String&gt; getRequestedFuncs() {
+<a name="295" href="#295">295</a>         <strong class="jxr_keyword">return</strong> getRequestedFuncs(false);
+<a name="296" href="#296">296</a>     }
+<a name="297" href="#297">297</a>     
+<a name="298" href="#298">298</a>     <em class="jxr_javadoccomment">/**</em>
+<a name="299" href="#299">299</a> <em class="jxr_javadoccomment">     * return a map of all functions that have been requested in the SELECT part</em>
+<a name="300" href="#300">300</a> <em class="jxr_javadoccomment">     * of the statement.</em>
+<a name="301" href="#301">301</a> <em class="jxr_javadoccomment">     *</em>
+<a name="302" href="#302">302</a> <em class="jxr_javadoccomment">     * @return a map with a String as a key and value. key is the alias if an </em>
+<a name="303" href="#303">303</a> <em class="jxr_javadoccomment">     * alias was given or the function name otherwise, value is the a name</em>
+<a name="304" href="#304">304</a> <em class="jxr_javadoccomment">     * of the property. </em>
+<a name="305" href="#305">305</a> <em class="jxr_javadoccomment">     */</em>
+<a name="306" href="#306">306</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, String&gt; getRequestedFuncsByAlias() {
+<a name="307" href="#307">307</a>         <strong class="jxr_keyword">return</strong> getRequestedFuncs(<strong class="jxr_keyword">true</strong>);
+<a name="308" href="#308">308</a>     }
+<a name="309" href="#309">309</a> 
+<a name="310" href="#310">310</a>     <strong class="jxr_keyword">private</strong> Map&lt;String, String&gt; getRequestedFuncs(<strong class="jxr_keyword">boolean</strong> byAlias) {
+<a name="311" href="#311">311</a> 
+<a name="312" href="#312">312</a>         Map&lt;String, String&gt; res = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
+<a name="313" href="#313">313</a>         <strong class="jxr_keyword">for</strong> (CmisSelector sel : selectReferences) {
+<a name="314" href="#314">314</a>             <strong class="jxr_keyword">if</strong> (sel instanceof FunctionReference) {
+<a name="315" href="#315">315</a>                 <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/FunctionReference.html">FunctionReference</a> funcRef = (FunctionReference) sel;
+<a name="316" href="#316">316</a>                 String propDescr = funcRef.getAliasName() == <strong class="jxr_keyword">null</strong> ? funcRef.getName() : funcRef.getAliasName();
+<a name="317" href="#317">317</a>                 <strong class="jxr_keyword">if</strong> (byAlias)
+<a name="318" href="#318">318</a>                     res.put(propDescr, funcRef.getName());
+<a name="319" href="#319">319</a>                 <strong class="jxr_keyword">else</strong>
+<a name="320" href="#320">320</a>                     res.put(funcRef.getName(), propDescr);
+<a name="321" href="#321">321</a>             }
+<a name="322" href="#322">322</a>         }
+<a name="323" href="#323">323</a>         <strong class="jxr_keyword">return</strong> res;
+<a name="324" href="#324">324</a>     }
+<a name="325" href="#325">325</a> 
+<a name="326" href="#326">326</a>     <em class="jxr_comment">// ///////////////////////////////////////////////////////</em>
+<a name="327" href="#327">327</a>     <em class="jxr_comment">// JOINS</em>
+<a name="328" href="#328">328</a> 
+<a name="329" href="#329">329</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addJoinReference(Tree node, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> reference) {
+<a name="330" href="#330">330</a>         columnReferences.put(node.getTokenStartIndex(), reference);
+<a name="331" href="#331">331</a>         joinReferences.add(reference);
+<a name="332" href="#332">332</a>     }
+<a name="333" href="#333">333</a> 
+<a name="334" href="#334">334</a>     <strong class="jxr_keyword">public</strong> List&lt;CmisSelector&gt; getJoinReferences() {
+<a name="335" href="#335">335</a>         <strong class="jxr_keyword">return</strong> Collections.unmodifiableList(joinReferences);
+<a name="336" href="#336">336</a>     }
+<a name="337" href="#337">337</a> 
+<a name="338" href="#338">338</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addJoin(String kind, String alias, <strong class="jxr_keyword">boolean</strong> hasSpec) {
+<a name="339" href="#339">339</a>         <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">JoinSpec</a> join = <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">JoinSpec</a>(kind, alias);
+<a name="340" href="#340">340</a>         <strong class="jxr_keyword">if</strong> (hasSpec) {
+<a name="341" href="#341">341</a>             <em class="jxr_comment">// get columns from last added references</em>
+<a name="342" href="#342">342</a>             <strong class="jxr_keyword">int</strong> n = joinReferences.size();
+<a name="343" href="#343">343</a>             <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> onLeft = (ColumnReference) joinReferences.get(n - 2);
+<a name="344" href="#344">344</a>             <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> onRight = (ColumnReference) joinReferences.get(n - 1);
+<a name="345" href="#345">345</a>             join.setSelectors(onLeft, onRight);
+<a name="346" href="#346">346</a>         }
+<a name="347" href="#347">347</a>         joinSpecs.add(join);
+<a name="348" href="#348">348</a>     }
+<a name="349" href="#349">349</a> 
+<a name="350" href="#350">350</a>     <strong class="jxr_keyword">public</strong> List&lt;JoinSpec&gt; getJoins() {
+<a name="351" href="#351">351</a>         <strong class="jxr_keyword">return</strong> joinSpecs;
+<a name="352" href="#352">352</a>     }
+<a name="353" href="#353">353</a> 
+<a name="354" href="#354">354</a>     <em class="jxr_comment">// ///////////////////////////////////////////////////////</em>
+<a name="355" href="#355">355</a>     <em class="jxr_comment">// WHERE part</em>
+<a name="356" href="#356">356</a> 
+<a name="357" href="#357">357</a> 
+<a name="358" href="#358">358</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addWhereReference(Tree node, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> reference) {
+<a name="359" href="#359">359</a>         LOG.debug(<span class="jxr_string">"add node to where: "</span> + System.identityHashCode(node));
+<a name="360" href="#360">360</a>         columnReferences.put(node.getTokenStartIndex(), reference);
+<a name="361" href="#361">361</a>         whereReferences.add(reference);
+<a name="362" href="#362">362</a>     }
+<a name="363" href="#363">363</a> 
+<a name="364" href="#364">364</a>     <strong class="jxr_keyword">public</strong> List&lt;CmisSelector&gt; getWhereReferences() {
+<a name="365" href="#365">365</a>         <strong class="jxr_keyword">return</strong> Collections.unmodifiableList(whereReferences);
+<a name="366" href="#366">366</a>     }
+<a name="367" href="#367">367</a> 
+<a name="368" href="#368">368</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addWhereTypeReference(Tree node, String qualifier) {
+<a name="369" href="#369">369</a>         <strong class="jxr_keyword">if</strong> (node != <strong class="jxr_keyword">null</strong>) {
+<a name="370" href="#370">370</a>             typeReferences.put(node.getTokenStartIndex(), qualifier);
+<a name="371" href="#371">371</a>         }
+<a name="372" href="#372">372</a>     }
+<a name="373" href="#373">373</a> 
+<a name="374" href="#374">374</a>     <em class="jxr_comment">// ///////////////////////////////////////////////////////</em>
+<a name="375" href="#375">375</a>     <em class="jxr_comment">// ORDER_BY part</em>
+<a name="376" href="#376">376</a> 
+<a name="377" href="#377">377</a>     <strong class="jxr_keyword">public</strong> List&lt;SortSpec&gt; getOrderBys() {
+<a name="378" href="#378">378</a>         <strong class="jxr_keyword">return</strong> Collections.unmodifiableList(sortSpecs);
+<a name="379" href="#379">379</a>     }
+<a name="380" href="#380">380</a> 
+<a name="381" href="#381">381</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addSortCriterium(Tree node, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef, <strong class="jxr_keyword">boolean</strong> ascending) {
+<a name="382" href="#382">382</a>         LOG.debug(<span class="jxr_string">"addSortCriterium: "</span> + colRef + <span class="jxr_string">" ascending: "</span> + ascending);
+<a name="383" href="#383">383</a>         columnReferences.put(node.getTokenStartIndex(), colRef);
+<a name="384" href="#384">384</a>         sortSpecs.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">SortSpec</a>(node.getTokenStartIndex(), ascending));
+<a name="385" href="#385">385</a>     }
+<a name="386" href="#386">386</a> 
+<a name="387" href="#387">387</a>     <em class="jxr_comment">// ///////////////////////////////////////////////////////</em>
+<a name="388" href="#388">388</a>     <em class="jxr_comment">// resolve types after first pass traversing the AST is complete</em>
+<a name="389" href="#389">389</a> 
+<a name="390" href="#390">390</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> resolveTypes() {
+<a name="391" href="#391">391</a>         <strong class="jxr_keyword">try</strong> {
+<a name="392" href="#392">392</a>             LOG.debug(<span class="jxr_string">"First pass of query traversal is complete, resolving types"</span>);
+<a name="393" href="#393">393</a>             <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == typeMgr) {
+<a name="394" href="#394">394</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a name="395" href="#395">395</a>             }
+<a name="396" href="#396">396</a> 
+<a name="397" href="#397">397</a>             <em class="jxr_comment">// First resolve all alias names defined in SELECT:</em>
+<a name="398" href="#398">398</a>             <strong class="jxr_keyword">for</strong> (CmisSelector alias : colOrFuncAlias.values()) {
+<a name="399" href="#399">399</a>                 <strong class="jxr_keyword">if</strong> (alias instanceof ColumnReference) {
+<a name="400" href="#400">400</a>                     <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef = ((ColumnReference) alias);
+<a name="401" href="#401">401</a>                     resolveTypeForAlias(colRef);
+<a name="402" href="#402">402</a>                 }
+<a name="403" href="#403">403</a>             }
+<a name="404" href="#404">404</a> 
+<a name="405" href="#405">405</a>             <em class="jxr_comment">// Then replace all aliases used somewhere by their resolved column</em>
+<a name="406" href="#406">406</a>             <em class="jxr_comment">// reference:</em>
+<a name="407" href="#407">407</a>             <strong class="jxr_keyword">for</strong> (Integer obj : columnReferences.keySet()) {
+<a name="408" href="#408">408</a>                 <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> selector = columnReferences.get(obj);
+<a name="409" href="#409">409</a>                 String key = selector.getName();
+<a name="410" href="#410">410</a>                 <strong class="jxr_keyword">if</strong> (colOrFuncAlias.containsKey(key)) { <em class="jxr_comment">// it is an alias</em>
+<a name="411" href="#411">411</a>                     <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> resolvedReference = colOrFuncAlias.get(key);
+<a name="412" href="#412">412</a>                     columnReferences.put(obj, resolvedReference);
+<a name="413" href="#413">413</a>                     <em class="jxr_comment">// Note: ^ This may replace the value in the map with the same</em>
+<a name="414" href="#414">414</a>                     <em class="jxr_comment">// value, but this does not harm.</em>
+<a name="415" href="#415">415</a>                     <em class="jxr_comment">// Otherwise we need to check if it is resolved or not which</em>
+<a name="416" href="#416">416</a>                     <em class="jxr_comment">// causes two more ifs:</em>
+<a name="417" href="#417">417</a>                     <em class="jxr_comment">// if (selector instanceof ColumnReference) {</em>
+<a name="418" href="#418">418</a>                     <em class="jxr_comment">// ColumnReference colRef = ((ColumnReference) selector);</em>
+<a name="419" href="#419">419</a>                     <em class="jxr_comment">// if (colRef.getTypeDefinition() == null) // it is not yet</em>
+<a name="420" href="#420">420</a>                     <em class="jxr_comment">// resolved</em>
+<a name="421" href="#421">421</a>                     <em class="jxr_comment">// // replace unresolved column reference by resolved on from</em>
+<a name="422" href="#422">422</a>                     <em class="jxr_comment">// alias map</em>
+<a name="423" href="#423">423</a>                     <em class="jxr_comment">// columnReferences.put(obj,</em>
+<a name="424" href="#424">424</a>                     <em class="jxr_comment">// colOrFuncAlias.get(selector.getAliasName()));</em>
+<a name="425" href="#425">425</a>                     <em class="jxr_comment">// } else</em>
+<a name="426" href="#426">426</a>                     <em class="jxr_comment">// columnReferences.put(obj,</em>
+<a name="427" href="#427">427</a>                     <em class="jxr_comment">// colOrFuncAlias.get(selector.getAliasName()));</em>
+<a name="428" href="#428">428</a>                     <strong class="jxr_keyword">if</strong> (whereReferences.remove(selector)) {
+<a name="429" href="#429">429</a>                         <em class="jxr_comment">// replace unresolved by resolved reference</em>
+<a name="430" href="#430">430</a>                         whereReferences.add(resolvedReference);
+<a name="431" href="#431">431</a>                     }
+<a name="432" href="#432">432</a>                     <strong class="jxr_keyword">if</strong> (joinReferences.remove(selector)) {
+<a name="433" href="#433">433</a>                         <em class="jxr_comment">// replace unresolved by resolved reference</em>
+<a name="434" href="#434">434</a>                         joinReferences.add(resolvedReference);
+<a name="435" href="#435">435</a>                     }
+<a name="436" href="#436">436</a>                 }
+<a name="437" href="#437">437</a>             }
+<a name="438" href="#438">438</a> 
+<a name="439" href="#439">439</a>             <em class="jxr_comment">// The replace all remaining column references not using an alias</em>
+<a name="440" href="#440">440</a>             <strong class="jxr_keyword">for</strong> (CmisSelector select : columnReferences.values()) {
+<a name="441" href="#441">441</a>                 <em class="jxr_comment">// ignore functions here</em>
+<a name="442" href="#442">442</a>                 <strong class="jxr_keyword">if</strong> (select instanceof ColumnReference) {
+<a name="443" href="#443">443</a>                     <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef = ((ColumnReference) select);
+<a name="444" href="#444">444</a>                     <strong class="jxr_keyword">if</strong> (colRef.getTypeDefinition() == <strong class="jxr_keyword">null</strong>) { <em class="jxr_comment">// not yet resolved</em>
+<a name="445" href="#445">445</a>                         <strong class="jxr_keyword">if</strong> (colRef.getQualifier() == <strong class="jxr_keyword">null</strong>) {
+<a name="446" href="#446">446</a>                             <em class="jxr_comment">// unqualified select: SELECT p FROM</em>
+<a name="447" href="#447">447</a>                             resolveTypeForColumnReference(colRef);
+<a name="448" href="#448">448</a>                         } <strong class="jxr_keyword">else</strong> {
+<a name="449" href="#449">449</a>                             <em class="jxr_comment">// qualified select: SELECT t.p FROM</em>
+<a name="450" href="#450">450</a>                             validateColumnReferenceAndResolveType(colRef);
+<a name="451" href="#451">451</a>                         }
+<a name="452" href="#452">452</a>                     }
+<a name="453" href="#453">453</a>                 }
+<a name="454" href="#454">454</a>             }
+<a name="455" href="#455">455</a> 
+<a name="456" href="#456">456</a>             <em class="jxr_comment">// Replace types used as qualifiers (IN_TREE, IN_FOLDER,</em>
+<a name="457" href="#457">457</a>             <em class="jxr_comment">// CONTAINS) by their corresponding alias (correlation name)</em>
+<a name="458" href="#458">458</a>             <strong class="jxr_keyword">for</strong> (Entry&lt;Integer, String&gt; en: typeReferences.entrySet()) {
+<a name="459" href="#459">459</a>                 Integer obj = en.getKey();
+<a name="460" href="#460">460</a>                 String qualifier = en.getValue();
+<a name="461" href="#461">461</a>                 String typeQueryName = getReferencedTypeQueryName(qualifier);
+<a name="462" href="#462">462</a>                 <strong class="jxr_keyword">if</strong> (typeQueryName == <strong class="jxr_keyword">null</strong>) {
+<a name="463" href="#463">463</a>                     <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(qualifier
+<a name="464" href="#464">464</a>                             + <span class="jxr_string">" is neither a type query name nor an alias."</span>);
+<a name="465" href="#465">465</a>                 }
+<a name="466" href="#466">466</a>                 <strong class="jxr_keyword">if</strong> (typeQueryName.equals(qualifier)) {
+<a name="467" href="#467">467</a>                     <em class="jxr_comment">// try to find an alias for it</em>
+<a name="468" href="#468">468</a>                     String alias = <strong class="jxr_keyword">null</strong>;
+<a name="469" href="#469">469</a>                     <strong class="jxr_keyword">for</strong> (Entry&lt;String, String&gt; e : froms.entrySet()) {
+<a name="470" href="#470">470</a>                         String q = e.getKey();
+<a name="471" href="#471">471</a>                         String tqn = e.getValue();
+<a name="472" href="#472">472</a>                         <strong class="jxr_keyword">if</strong> (!tqn.equals(q) &amp;&amp; typeQueryName.equals(tqn)) {
+<a name="473" href="#473">473</a>                             alias = q;
+<a name="474" href="#474">474</a>                             <strong class="jxr_keyword">break</strong>;
+<a name="475" href="#475">475</a>                         }
+<a name="476" href="#476">476</a>                     }
+<a name="477" href="#477">477</a>                     <strong class="jxr_keyword">if</strong> (alias != <strong class="jxr_keyword">null</strong>) {
+<a name="478" href="#478">478</a>                         typeReferences.put(obj, alias);
+<a name="479" href="#479">479</a>                     }
+<a name="480" href="#480">480</a>                 }
+<a name="481" href="#481">481</a>             }
+<a name="482" href="#482">482</a> 
+<a name="483" href="#483">483</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>;
+<a name="484" href="#484">484</a>         } <strong class="jxr_keyword">catch</strong> (CmisQueryException cqe) {
+<a name="485" href="#485">485</a>             errorMessage = cqe.getMessage(); <em class="jxr_comment">// preserve message</em>
+<a name="486" href="#486">486</a>             <strong class="jxr_keyword">return</strong> false; <em class="jxr_comment">// indicate an error to ANTLR so that it generates FailedPredicateException</em>
+<a name="487" href="#487">487</a>         }
+<a name="488" href="#488">488</a>     }
+<a name="489" href="#489">489</a> 
+<a name="490" href="#490">490</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> resolveTypeForAlias(<a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef) {
+<a name="491" href="#491">491</a>         String aliasName = colRef.getAliasName();
+<a name="492" href="#492">492</a> 
+<a name="493" href="#493">493</a>         <strong class="jxr_keyword">if</strong> (colOrFuncAlias.containsKey(aliasName)) {
+<a name="494" href="#494">494</a>             <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisSelector.html">CmisSelector</a> selector = colOrFuncAlias.get(aliasName);
+<a name="495" href="#495">495</a>             <strong class="jxr_keyword">if</strong> (selector instanceof ColumnReference) {
+<a name="496" href="#496">496</a>                 colRef = (ColumnReference) selector; <em class="jxr_comment">// alias target</em>
+<a name="497" href="#497">497</a>                 <strong class="jxr_keyword">if</strong> (colRef.getQualifier() == <strong class="jxr_keyword">null</strong>) {
+<a name="498" href="#498">498</a>                     <em class="jxr_comment">// unqualified select: SELECT p FROM</em>
+<a name="499" href="#499">499</a>                     resolveTypeForColumnReference(colRef);
+<a name="500" href="#500">500</a>                 } <strong class="jxr_keyword">else</strong> {
+<a name="501" href="#501">501</a>                     <em class="jxr_comment">// qualified select: SELECT t.p FROM</em>
+<a name="502" href="#502">502</a>                     validateColumnReferenceAndResolveType(colRef);
+<a name="503" href="#503">503</a>                 }
+<a name="504" href="#504">504</a>             }
+<a name="505" href="#505">505</a>             <em class="jxr_comment">// else --&gt; ignore FunctionReference</em>
+<a name="506" href="#506">506</a>         }
+<a name="507" href="#507">507</a>     }
+<a name="508" href="#508">508</a> 
+<a name="509" href="#509">509</a>     <em class="jxr_comment">// for a select x from y, z ... find the type in type manager for x</em>
+<a name="510" href="#510">510</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> resolveTypeForColumnReference(<a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef) {
+<a name="511" href="#511">511</a>         String propName = colRef.getPropertyQueryName();
+<a name="512" href="#512">512</a>         <strong class="jxr_keyword">boolean</strong> isStar = propName.equals(<span class="jxr_string">"*"</span>);
+<a name="513" href="#513">513</a> 
+<a name="514" href="#514">514</a>         <em class="jxr_comment">// it is property query name without a type, so find type</em>
+<a name="515" href="#515">515</a>         <strong class="jxr_keyword">int</strong> noFound = 0;
+<a name="516" href="#516">516</a>         TypeDefinition tdFound = <strong class="jxr_keyword">null</strong>;
+<a name="517" href="#517">517</a>         <strong class="jxr_keyword">for</strong> (String typeQueryName : froms.values()) {
+<a name="518" href="#518">518</a>             TypeDefinition td = typeMgr.getTypeByQueryName(typeQueryName);
+<a name="519" href="#519">519</a>             <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == td) {
+<a name="520" href="#520">520</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(typeQueryName + <span class="jxr_string">" is neither a type query name nor an alias."</span>);
+<a name="521" href="#521">521</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (isStar) {
+<a name="522" href="#522">522</a>                 ++noFound;
+<a name="523" href="#523">523</a>                 tdFound = <strong class="jxr_keyword">null</strong>;
+<a name="524" href="#524">524</a>             } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (TypeValidator.typeContainsPropertyWithQueryName(td, propName)) {
+<a name="525" href="#525">525</a>                 ++noFound;
+<a name="526" href="#526">526</a>                 tdFound = td;
+<a name="527" href="#527">527</a>             }
+<a name="528" href="#528">528</a>         }
+<a name="529" href="#529">529</a>         <strong class="jxr_keyword">if</strong> (noFound == 0) {
+<a name="530" href="#530">530</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(propName
+<a name="531" href="#531">531</a>                     + <span class="jxr_string">" is not a property query name in any of the types in from ..."</span>);
+<a name="532" href="#532">532</a>         } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (noFound &gt; 1 &amp;&amp; !isStar) {
+<a name="533" href="#533">533</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(propName
+<a name="534" href="#534">534</a>                     + <span class="jxr_string">" is not a unique property query name within the types in from ..."</span>);
+<a name="535" href="#535">535</a>         } <strong class="jxr_keyword">else</strong> {
+<a name="536" href="#536">536</a>             <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> != tdFound) {
+<a name="537" href="#537">537</a>                 validateColumnReferenceAndResolveType(tdFound, colRef);
+<a name="538" href="#538">538</a>             }
+<a name="539" href="#539">539</a>         }
+<a name="540" href="#540">540</a>     }
+<a name="541" href="#541">541</a> 
+<a name="542" href="#542">542</a>     <em class="jxr_comment">// for a select x.y from x ... check that x has property y and that x is in</em>
+<a name="543" href="#543">543</a>     <em class="jxr_comment">// from</em>
+<a name="544" href="#544">544</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> validateColumnReferenceAndResolveType(<a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef) {
+<a name="545" href="#545">545</a>         <em class="jxr_comment">// either same name or mapped alias</em>
+<a name="546" href="#546">546</a>         String typeQueryName = getReferencedTypeQueryName(colRef.getQualifier());
+<a name="547" href="#547">547</a>         TypeDefinition td = typeMgr.getTypeByQueryName(typeQueryName);
+<a name="548" href="#548">548</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == td) {
+<a name="549" href="#549">549</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(colRef.getQualifier()
+<a name="550" href="#550">550</a>                     + <span class="jxr_string">" is neither a type query name nor an alias."</span>);
+<a name="551" href="#551">551</a>         }
+<a name="552" href="#552">552</a> 
+<a name="553" href="#553">553</a>         validateColumnReferenceAndResolveType(td, colRef);
+<a name="554" href="#554">554</a>     }
+<a name="555" href="#555">555</a> 
+<a name="556" href="#556">556</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> validateColumnReferenceAndResolveType(TypeDefinition td, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/ColumnReference.html">ColumnReference</a> colRef) {
+<a name="557" href="#557">557</a> 
+<a name="558" href="#558">558</a>         <em class="jxr_comment">// type found, check if property exists</em>
+<a name="559" href="#559">559</a>         <strong class="jxr_keyword">boolean</strong> hasProp;
+<a name="560" href="#560">560</a>         <strong class="jxr_keyword">if</strong> (colRef.getPropertyQueryName().equals(<span class="jxr_string">"*"</span>)) {
+<a name="561" href="#561">561</a>             hasProp = <strong class="jxr_keyword">true</strong>;
+<a name="562" href="#562">562</a>         } <strong class="jxr_keyword">else</strong> {
+<a name="563" href="#563">563</a>             hasProp = TypeValidator.typeContainsPropertyWithQueryName(td, colRef.getPropertyQueryName());
+<a name="564" href="#564">564</a>         }
+<a name="565" href="#565">565</a>         <strong class="jxr_keyword">if</strong> (!hasProp) {
+<a name="566" href="#566">566</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(colRef.getPropertyQueryName()
+<a name="567" href="#567">567</a>                     + <span class="jxr_string">" is not a valid property query name in type "</span> + td.getId() + <span class="jxr_string">"."</span>);
+<a name="568" href="#568">568</a>         }
+<a name="569" href="#569">569</a> 
+<a name="570" href="#570">570</a>         colRef.setTypeDefinition(typeMgr.getPropertyIdForQueryName(td, colRef.getPropertyQueryName()), td);
+<a name="571" href="#571">571</a>     }
+<a name="572" href="#572">572</a> 
+<a name="573" href="#573">573</a>     <em class="jxr_comment">// return type query name for a referenced column (which can be the name</em>
+<a name="574" href="#574">574</a>     <em class="jxr_comment">// itself or an alias</em>
+<a name="575" href="#575">575</a>     <strong class="jxr_keyword">protected</strong> String getReferencedTypeQueryName(String qualifier) {
+<a name="576" href="#576">576</a>         String typeQueryName = froms.get(qualifier);
+<a name="577" href="#577">577</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == typeQueryName) {
+<a name="578" href="#578">578</a>             <em class="jxr_comment">// if an alias was defined but still the original is used we have to</em>
+<a name="579" href="#579">579</a>             <em class="jxr_comment">// search case: SELECT T.p FROM T AS TAlias</em>
+<a name="580" href="#580">580</a>             String q = <strong class="jxr_keyword">null</strong>;
+<a name="581" href="#581">581</a>             <strong class="jxr_keyword">for</strong> (String tqn : froms.values()) {
+<a name="582" href="#582">582</a>                 <strong class="jxr_keyword">if</strong> (qualifier.equals(tqn)) {
+<a name="583" href="#583">583</a>                     <strong class="jxr_keyword">if</strong> (q != <strong class="jxr_keyword">null</strong>) {
+<a name="584" href="#584">584</a>                         <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/CmisQueryException.html">CmisQueryException</a>(qualifier
+<a name="585" href="#585">585</a>                                 + <span class="jxr_string">" is an ambiguous type query name."</span>);
+<a name="586" href="#586">586</a>                     }
+<a name="587" href="#587">587</a>                     q = tqn;
+<a name="588" href="#588">588</a>                 }
+<a name="589" href="#589">589</a>             }
+<a name="590" href="#590">590</a>             <strong class="jxr_keyword">return</strong> q;
+<a name="591" href="#591">591</a>         } <strong class="jxr_keyword">else</strong> {
+<a name="592" href="#592">592</a>             <strong class="jxr_keyword">return</strong> typeQueryName;
+<a name="593" href="#593">593</a>         }
+<a name="594" href="#594">594</a>     }
+<a name="595" href="#595">595</a> 
+<a name="596" href="#596">596</a> }
+</pre>
+<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
+</html>
+

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+++ websites/staging/chemistry/trunk/content/java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/xref/org/apache/chemistry/opencmis/server/support/query/QueryUtil.html Tue Apr  3 05:01:30 2012
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+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
+<title>QueryUtil xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../../../stylesheet.css" />
+</head>
+<body>
+<pre>
+
+<a name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
+<a name="2" href="#2">2</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a name="3" href="#3">3</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
+<a name="4" href="#4">4</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a name="5" href="#5">5</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
+<a name="6" href="#6">6</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a name="7" href="#7">7</a>   <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a name="8" href="#8">8</a>   <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</em>
+<a name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
+<a name="10" href="#10">10</a>  <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
+<a name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
+<a name="12" href="#12">12</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a name="13" href="#13">13</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a name="14" href="#14">14</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a name="15" href="#15">15</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
+<a name="16" href="#16">16</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a name="17" href="#17">17</a>  <em class="jxr_comment"> * under the License.</em>
+<a name="18" href="#18">18</a>  <em class="jxr_comment"> */</em>
+<a name="19" href="#19">19</a>  <strong class="jxr_keyword">package</strong> org.apache.chemistry.opencmis.server.support.query;
+<a name="20" href="#20">20</a>  
+<a name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
+<a name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.io.UnsupportedEncodingException;
+<a name="23" href="#23">23</a>  
+<a name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.ANTLRStringStream;
+<a name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.BaseRecognizer;
+<a name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.CharStream;
+<a name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.CommonTokenStream;
+<a name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.RecognitionException;
+<a name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.TokenSource;
+<a name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.TokenStream;
+<a name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.tree.CommonTree;
+<a name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.antlr.runtime.tree.CommonTreeNodeStream;
+<a name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.exceptions.CmisBaseException;
+<a name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.exceptions.CmisInvalidArgumentException;
+<a name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.server.support.query.CmisQlStrictParser_CmisBaseGrammar.query_<strong class="jxr_keyword">return</strong>;
+<a name="36" href="#36">36</a>  
+<a name="37" href="#37">37</a>  <em class="jxr_javadoccomment">/**</em>
+<a name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * Utility class providing convenience methods for parsing CMIS queries. </em>
+<a name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> *</em>
+<a name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> */</em>
+<a name="41" href="#41">41</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryUtil.html">QueryUtil</a> {
+<a name="42" href="#42">42</a>  
+<a name="43" href="#43">43</a>      <strong class="jxr_keyword">private</strong> CmisQueryWalker walker;
+<a name="44" href="#44">44</a>  
+<a name="45" href="#45">45</a>      <em class="jxr_comment">// convenience method because everybody needs this piece of code</em>
+<a name="46" href="#46">46</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> CmisQueryWalker getWalker(String statement) <strong class="jxr_keyword">throws</strong> RecognitionException {
+<a name="47" href="#47">47</a>          
+<a name="48" href="#48">48</a>          CharStream input = <strong class="jxr_keyword">new</strong> ANTLRStringStream(statement);
+<a name="49" href="#49">49</a>          TokenSource lexer = <strong class="jxr_keyword">new</strong> CmisQlStrictLexer(input);
+<a name="50" href="#50">50</a>          TokenStream tokens = <strong class="jxr_keyword">new</strong> CommonTokenStream(lexer);
+<a name="51" href="#51">51</a>          CmisQlStrictParser parser = <strong class="jxr_keyword">new</strong> CmisQlStrictParser(tokens);
+<a name="52" href="#52">52</a>          CommonTree parserTree; <em class="jxr_comment">// the ANTLR tree after parsing phase</em>
+<a name="53" href="#53">53</a>  
+<a name="54" href="#54">54</a>          query_<strong class="jxr_keyword">return</strong> parsedStatement = parser.query();
+<a name="55" href="#55">55</a>          <strong class="jxr_keyword">if</strong> (parser.hasErrors()) {
+<a name="56" href="#56">56</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisInvalidArgumentException(parser.getErrorMessages());
+<a name="57" href="#57">57</a>          }
+<a name="58" href="#58">58</a>          parserTree = (CommonTree) parsedStatement.getTree();
+<a name="59" href="#59">59</a>  
+<a name="60" href="#60">60</a>          CommonTreeNodeStream nodes = <strong class="jxr_keyword">new</strong> CommonTreeNodeStream(parserTree);
+<a name="61" href="#61">61</a>          nodes.setTokenStream(tokens);
+<a name="62" href="#62">62</a>          CmisQueryWalker walker = <strong class="jxr_keyword">new</strong> CmisQueryWalker(nodes);
+<a name="63" href="#63">63</a>          <strong class="jxr_keyword">return</strong> walker;
+<a name="64" href="#64">64</a>      }
+<a name="65" href="#65">65</a>  
+<a name="66" href="#66">66</a>      <strong class="jxr_keyword">public</strong> CmisQueryWalker traverseStatement(String statement, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">QueryObject</a> queryObj, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/PredicateWalkerBase.html">PredicateWalkerBase</a> pw) <strong class="jxr_keyword">throws</strong> UnsupportedEncodingException, IOException, RecognitionException {
+<a name="67" href="#67">67</a>          walker = getWalker(statement);
+<a name="68" href="#68">68</a>          walker.query(queryObj, pw);
+<a name="69" href="#69">69</a>          walker.getWherePredicateTree();
+<a name="70" href="#70">70</a>          <strong class="jxr_keyword">return</strong> walker;        
+<a name="71" href="#71">71</a>      }
+<a name="72" href="#72">72</a>      
+<a name="73" href="#73">73</a>      <strong class="jxr_keyword">public</strong> CmisQueryWalker traverseStatementAndCatchExc(String statement, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/QueryObject.html">QueryObject</a> queryObj, <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/PredicateWalkerBase.html">PredicateWalkerBase</a> pw) {
+<a name="74" href="#74">74</a>          <strong class="jxr_keyword">try</strong> {
+<a name="75" href="#75">75</a>              <strong class="jxr_keyword">return</strong> traverseStatement(statement, queryObj, pw);
+<a name="76" href="#76">76</a>          } <strong class="jxr_keyword">catch</strong> (RecognitionException e) {
+<a name="77" href="#77">77</a>              String errorMsg = queryObj.getErrorMessage();
+<a name="78" href="#78">78</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisInvalidArgumentException(<span class="jxr_string">"Walking of statement failed with RecognitionException error: \n   "</span> + errorMsg);
+<a name="79" href="#79">79</a>          } <strong class="jxr_keyword">catch</strong> (CmisBaseException e) {
+<a name="80" href="#80">80</a>              <strong class="jxr_keyword">throw</strong> e;
+<a name="81" href="#81">81</a>          } <strong class="jxr_keyword">catch</strong> (Exception e) {
+<a name="82" href="#82">82</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisInvalidArgumentException(<span class="jxr_string">"Walking of statement failed with exception: \n   "</span> + e);
+<a name="83" href="#83">83</a>          }
+<a name="84" href="#84">84</a>      }
+<a name="85" href="#85">85</a>  
+<a name="86" href="#86">86</a>      <strong class="jxr_keyword">public</strong> String getErrorMessage(RecognitionException e) {
+<a name="87" href="#87">87</a>          <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == walker)
+<a name="88" href="#88">88</a>              <strong class="jxr_keyword">return</strong> e.toString();
+<a name="89" href="#89">89</a>          <strong class="jxr_keyword">else</strong>
+<a name="90" href="#90">90</a>              <strong class="jxr_keyword">return</strong> getErrorMessage(walker, e);
+<a name="91" href="#91">91</a>      }
+<a name="92" href="#92">92</a>      
+<a name="93" href="#93">93</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String getErrorMessage(BaseRecognizer recognizer, RecognitionException e) {
+<a name="94" href="#94">94</a>          String[] tokenNames = recognizer.getTokenNames();
+<a name="95" href="#95">95</a>          <em class="jxr_comment">// String hdr = walker.getErrorHeader(e);</em>
+<a name="96" href="#96">96</a>          String hdr = <span class="jxr_string">"Line "</span>+e.line+<span class="jxr_string">":"</span>+e.charPositionInLine;
+<a name="97" href="#97">97</a>          String msg = recognizer.getErrorMessage(e, tokenNames);
+<a name="98" href="#98">98</a>          <strong class="jxr_keyword">return</strong> hdr + <span class="jxr_string">" "</span> + msg;
+<a name="99" href="#99">99</a>      }
+<a name="100" href="#100">100</a>     
+<a name="101" href="#101">101</a> }
+</pre>
+<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
+</html>
+

Added: websites/staging/chemistry/trunk/content/java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/xref/org/apache/chemistry/opencmis/server/support/query/StringUtil.html
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+++ websites/staging/chemistry/trunk/content/java/0.7.0/maven/chemistry-opencmis-server/chemistry-opencmis-server-support/xref/org/apache/chemistry/opencmis/server/support/query/StringUtil.html Tue Apr  3 05:01:30 2012
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+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />
+<title>StringUtil xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../../../stylesheet.css" />
+</head>
+<body>
+<pre>
+
+<a name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
+<a name="2" href="#2">2</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a name="3" href="#3">3</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
+<a name="4" href="#4">4</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a name="5" href="#5">5</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
+<a name="6" href="#6">6</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a name="7" href="#7">7</a>   <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a name="8" href="#8">8</a>   <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</em>
+<a name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
+<a name="10" href="#10">10</a>  <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
+<a name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
+<a name="12" href="#12">12</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a name="13" href="#13">13</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a name="14" href="#14">14</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a name="15" href="#15">15</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
+<a name="16" href="#16">16</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a name="17" href="#17">17</a>  <em class="jxr_comment"> * under the License.</em>
+<a name="18" href="#18">18</a>  <em class="jxr_comment"> */</em>
+<a name="19" href="#19">19</a>  <strong class="jxr_keyword">package</strong> org.apache.chemistry.opencmis.server.support.query;
+<a name="20" href="#20">20</a>  
+<a name="21" href="#21">21</a>  
+<a name="22" href="#22">22</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/support/query/StringUtil.html">StringUtil</a> {
+<a name="23" href="#23">23</a>      
+<a name="24" href="#24">24</a>      <em class="jxr_javadoccomment">/**</em>
+<a name="25" href="#25">25</a>  <em class="jxr_javadoccomment">     * remove all escape sequences in a string and return unescaped string</em>
+<a name="26" href="#26">26</a>  <em class="jxr_javadoccomment">     * escape character is backslash \, so &#92;&#92; --&gt; \, \' --&gt; ' additional</em>
+<a name="27" href="#27">27</a>  <em class="jxr_javadoccomment">     * escaped characters can be allowed in escapedChars</em>
+<a name="28" href="#28">28</a>  <em class="jxr_javadoccomment">     * @param literal</em>
+<a name="29" href="#29">29</a>  <em class="jxr_javadoccomment">     *      String to unescape</em>
+<a name="30" href="#30">30</a>  <em class="jxr_javadoccomment">     * @param escapedChars</em>
+<a name="31" href="#31">31</a>  <em class="jxr_javadoccomment">     *      set of allowed characters to be escaped with a backslash, if set to</em>
+<a name="32" href="#32">32</a>  <em class="jxr_javadoccomment">     *      null then ' (quote) and \ (backslash) are allowed to be escaped</em>
+<a name="33" href="#33">33</a>  <em class="jxr_javadoccomment">     * @return</em>
+<a name="34" href="#34">34</a>  <em class="jxr_javadoccomment">     *      unescaped literal or null if the literal is illegal</em>
+<a name="35" href="#35">35</a>  <em class="jxr_javadoccomment">     */</em>
+<a name="36" href="#36">36</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String unescape(String literal, String escapedChars) {
+<a name="37" href="#37">37</a>          <strong class="jxr_keyword">char</strong> c ='?';
+<a name="38" href="#38">38</a>          <strong class="jxr_keyword">int</strong> i=0;
+<a name="39" href="#39">39</a>          StringBuffer sb = <strong class="jxr_keyword">new</strong> StringBuffer();
+<a name="40" href="#40">40</a>          
+<a name="41" href="#41">41</a>          <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == escapedChars) 
+<a name="42" href="#42">42</a>              escapedChars = <span class="jxr_string">"&#92;&#92;'"</span>;
+<a name="43" href="#43">43</a>          
+<a name="44" href="#44">44</a>          <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == literal)
+<a name="45" href="#45">45</a>              <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a name="46" href="#46">46</a>          
+<a name="47" href="#47">47</a>          <strong class="jxr_keyword">int</strong> len = literal.length();
+<a name="48" href="#48">48</a>          
+<a name="49" href="#49">49</a>          <strong class="jxr_keyword">if</strong> (len == 1 &amp;&amp; literal.charAt(0) == '&#92;&#92;')
+<a name="50" href="#50">50</a>              <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a name="51" href="#51">51</a>  
+<a name="52" href="#52">52</a>          <strong class="jxr_keyword">if</strong> (len &gt; 1 &amp;&amp; literal.charAt(len-2) != '&#92;&#92;' &amp;&amp; literal.charAt(len-1) == '&#92;&#92;') 
+<a name="53" href="#53">53</a>              <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a name="54" href="#54">54</a>  
+<a name="55" href="#55">55</a>          <strong class="jxr_keyword">for</strong> (i=0; i&lt;len; i++) {
+<a name="56" href="#56">56</a>              c = literal.charAt(i);
+<a name="57" href="#57">57</a>              <strong class="jxr_keyword">if</strong> ( c == '&#92;&#92;') {
+<a name="58" href="#58">58</a>                  <strong class="jxr_keyword">char</strong> escChar = literal.charAt(i+1);
+<a name="59" href="#59">59</a>                  <strong class="jxr_keyword">boolean</strong> matched = false;
+<a name="60" href="#60">60</a>                  <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> j = 0; j&lt; escapedChars.length(); j++) {
+<a name="61" href="#61">61</a>                      <strong class="jxr_keyword">if</strong> (escChar == escapedChars.charAt(j)) {
+<a name="62" href="#62">62</a>                          sb.append(escChar);
+<a name="63" href="#63">63</a>                          ++i;
+<a name="64" href="#64">64</a>                          matched = <strong class="jxr_keyword">true</strong>;
+<a name="65" href="#65">65</a>                          <strong class="jxr_keyword">break</strong>;
+<a name="66" href="#66">66</a>                      }
+<a name="67" href="#67">67</a>                  }
+<a name="68" href="#68">68</a>                  
+<a name="69" href="#69">69</a>                  <strong class="jxr_keyword">if</strong> (!matched)
+<a name="70" href="#70">70</a>                      <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a name="71" href="#71">71</a>                  
+<a name="72" href="#72">72</a>              } <strong class="jxr_keyword">else</strong> {
+<a name="73" href="#73">73</a>                  sb.append(literal.charAt(i));
+<a name="74" href="#74">74</a>              }
+<a name="75" href="#75">75</a>          }
+<a name="76" href="#76">76</a>          
+<a name="77" href="#77">77</a>          <strong class="jxr_keyword">return</strong> sb.toString();
+<a name="78" href="#78">78</a>      }
+<a name="79" href="#79">79</a>  
+<a name="80" href="#80">80</a>  }
+</pre>
+<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
+</html>
+



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